Van top



FIG. 1 is a top, left, front perspective view of a van top showing my new design, it being understood that the broken lines are for illustrative purposes only;

FIG. 2 is an enlarged rear elevational view thereof;

FIG. 3 is an enlarged right side elevational view thereof;

FIG. 4 is an enlarged top plan view thereof; and

FIG. 5 is an enlarged bottom plan view thereof. 

The ornamental design for a van top, substantially as shown. 